Which of the following is NOT true in respect of migration?1Unregulated migration to the metropolitan cities of India has caused overcrowding2Development of slums in industrially developed states such as Maharashtra, Gujarat, Karnataka, Tamil Nadu and Delhi is a negative consequence of unregulated migration within the country.3Age and skill selective out migration from the rural area have positive effect on the rural demographic structure4Migration leads to intermixing of people from diverse cultures. It has positive contribution such as evolution of composite culture and breaking through the narrow considerationsAnswer & explanation+Correct answer: option 3Age and skill selective out migration from the rural area have adverse effect on the rural demographic structure.